Dicas Reparação Jvc

Modelo - Chassis

Pesquisa: jvc

Resultados 407

Dicas de reparação para: jvc
Marca	Modelo (Chassis)	Sintoma	Causa
JVC	AV25VM1 JA	Blank raster with fb lines & top cramping	FOP IC TDA8350
JVC	AV25VM1	St/by only	IC951 KIA7808P 8v reg also replaced Q953 2SA966 & Q954 2PC1815
JVC	AV25TS2EK	Crackling on sound at sw on until warm	SAWF SF012 - fit improved type CE42606-T01
JVC	AV25SXEK JH	Small pic then reverts to st/by	Line tuning cap C521 (4n 1.5kV for 29" sets (part QFZ0152-4001) or 3n6 1.8kV for 25" (part QFZ0122-362)).
JVC	AV25SX2EK	SMALL PICTURE WITH NO DISTORTION	REPLACE C521 3000PFD16KV
JVC	AV25SX2EK	Small pic	C521 3000pF 1.6kv "S" corr cap changed value
JVC	AV25SX2EK	PICTURE FLUCTUATES ON AND OFF	CHECK D582 FOR S/C (6.8V ZENER)
JVC	AV25SX2EK	Pic comes on for 5 secs at sw on then off	X ray prot active due to D582 BZV85C6V8 s/c causing Q573 base to rise
JVC	AV25SX2EK	No sound - pic ok	R617 overheats due to C613 100µ 25v s/c (no 5v suppl)
JVC	AV25SX2EK	NO SOUND	REPLACE S/C C613 100MFD25V
JVC	AV25SX1EK JA	Int pic blanking out	TDA8350Q vertical output chip (IC401). If R971 if fitted & overheating, remove it (should not be fitted in UK models)
JVC	AV25SX1EK JA	Flickering/flashing pic	FOP chip replacement seems to have cured it
JVC	AV25SX1EK JA	Flickering & flashing pic	FOP chip
JVC	AV25SX1EK	shuts down almost straight after sw on	HT correct but EHT high due to C1521 3,800pf 1.5kv reduced cap
JVC	AV25SX1EK	No sound	IC1952 KIA7805PI 5v reg